Standard+3-5+Notes

__Standard 3 Notes__ 1. Multimedia a. Combineing 2 or more technologies together. b. Your portfolio is mulitmedia. c. Even a meeting combining telephones, tlelevision, and computers.

2. Computer Terms a. Digital storage is exprtessed in bytes. 1. Kilobyte- thousand 2. Megabyte- million 3. Gigabyte- billion 4. Terabyte- Trillion

3. Central Processing Unit a. CPU's are the brains of the computer. b. The better the processor, the faster it is.

4. Local Area Network (LAN) a. Shared server, hardware, printer, can communicate with each other. b. A LAN is our lab.

5. Random- Access Memory (RAM) a. Temporary memory in a computer (or digital device)

6. Read- Only Memory (ROM) a. Permanent memory in a computer (or digital device)

7. Computer Numerical Control (CNC) a. Computer takes control and makes products.

__Standard 4 Notes__ 1. Orthographic Projection a. A way to represent a 3-D object in 2-D. b. It shows several views. (3-D)

2. Perspective a. The appearance an area has if you were looking at it.

3. Graph a. Shows information visually.

4. Sequence Diagram a. Shows the order or steps of how to do something

__Standard 5__ 1. Integrated Circuit a. Contains hundred of parts b. A complex set of electronic components that are on a tiny slice of semiconducting material

2. Circuit Breaker a. Protects houses, schools, and buildings with electricity from an electrical overload

3. Conductor a. carries electricity

4. Reciprocating a. A back and forth or up and down motion which repeats over and over again

5. Rotary Motion a. Any motion that goes in a circular motion

6. Oscilating Motion a. Any motion that moves along a path then returns along the same path

7. Hydraulic System a. Machines and tools which use fluid or oil

8. Pneumatics a. Use air to work

9. Mechanical Design a. Using the Design Cycle to build machines

10. Triangles a. Makes the most solid stucture

11. Occupational Safety and Health Administration (OSHA) a. A department in the government that inspects houses, schools, and buildings, to make sure it is safe

12. Composite Materials a. Made from two or more materials

13. Thermoplastic a. Material that is plastic b. When it is hot it melts so it can be formed c. When its cold it becomes strong

14. Alloy a. Two metals mixd together to create a new metal

15. Casting a. Melting metal, glass, or plastic and pouring it into a mold b. When it cools its a solid object

16. Dynamic Load a. The load\weight changes

17. Shearing a. Cutting metal

18. Torsion a. Twisting

19. Pressing a. Applying pressure

20. Bending a. Taking any straight object and curving it

21. Forging a. Shaping a metal by heating it up

22. Construction Technology a. The building of something

23. Communication Technology a. Using technology to communicate

24. Manufacturing Technology a. Making something on a mass scale

25. Transportation Technology a. Technology that moves people\things from place to place